diff --git a/CHANGES.md b/CHANGES.md
index 91badf9..eb281a4 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,7 @@
+### 1.0.0 (2016-05-03)
+
+* Initial 1.0 release!
+
 ### 0.5.3 (2016-04-28)
 
 * [#22](https://github.com/square/rails-auth/pull/22)
diff --git a/lib/rails/auth/version.rb b/lib/rails/auth/version.rb
index 01089c6..3ed8316 100644
--- a/lib/rails/auth/version.rb
+++ b/lib/rails/auth/version.rb
@@ -3,6 +3,6 @@
 module Rails
   # Pluggable authentication and authorization for Rack/Rails
   module Auth
-    VERSION = "0.5.3".freeze
+    VERSION = "1.0.0".freeze
   end
 end